16 results on '"Díaz, Violeta"'
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2. Factores relacionados con una estancia media hospitalaria prolongada en la neumonía adquirida en la comunidad
- Author
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Garcia-Vidal, Carolina, Carratalà, Jordi, Díaz, Violeta, Dorca, Jordi, Verdaguer, Ricard, Manresa, Frederic, and Gudiol, Francesc
- Published
- 2009
- Full Text
- View/download PDF
3. Evaluación del aumento del riesgo físico y socioeconómico asociado al incremento del nivel del mar en la zona costera de Ensenada, Baja California, México
- Author
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Fernández Díaz, Violeta Zetzangari and Silva Casarín, Rodolfo
- Subjects
Ciencias Físico-Matemáticas e Ingenierías ,Nivel del mar - Published
- 2018
4. Trombolisis intravenosa en cuadros imitadores de isquemia cerebral: experiencia de un centro
- Author
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Brunser,Alejandro M, Hoppe,Arnold, Muñoz,Paula, Lavados,Pablo M, Illanes,Sergio, Díaz,Violeta, and Olavarría,Verónica V
- Subjects
Stroke ,Thrombolytic Therapy ,Therapeutics - Abstract
Background: The effectiveness of intravenous thrombolysis (IVT) in cerebral ischemia is time dependent. Stroke mimics (SM) are frequent in emergency rooms. The effort to reduce door to needle time, can lead to administer thrombolytics to SM. Aim: To describe the frequency and prognosis of SM treated with IVT. Material and Methods: Prospective analysis of all patients evaluated in a Chilean private clinic between December 2004 and July 2015 with a suspected acute ischemic stroke (AIS). We calculated the number of SM that were treated with IVT. In these patients, we analyzed the presence of symptomatic cerebral hemorrhage defined as the presence of a neurological deterioration of four points or more on the National Institute of Health Stroke Scale, the presence of extracranial bleeding according to Global Utilization of Streptokinase and t-PA for Occluded Coronary Arteries criteria and the patient’s functional status at three months by modified Rankin scale (MRS). Results: We evaluated 1,417 patients with suspected AIS, of which 240 (16.9%) were finally diagnosed as SM. A total of 197 patients were treated with IVT, of these 10 (5%) corresponded to SM. All SM patients treated with thrombolytic drugs were functionally independent at 3 months and showed no bleeding complications. Conclusions: Occasionally SM patients were treated with IVT. This treatment was not associated with bleeding complications and the prognosis of these patients at three months was favorable.
- Published
- 2016
5. Trombolisis intravenosa en cuadros imitadores de isquemia cerebral: experiencia de un centro
- Author
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Brunser, Alejandro M, Hoppe, Arnold, Muñoz, Paula, Lavados, Pablo M, Illanes, Sergio, Díaz, Violeta, and Olavarría, Verónica V
- Subjects
Stroke ,Thrombolytic Therapy ,Therapeutics - Abstract
Background: The effectiveness of intravenous thrombolysis (IVT) in cerebral ischemia is time dependent. Stroke mimics (SM) are frequent in emergency rooms. The effort to reduce door to needle time, can lead to administer thrombolytics to SM. Aim: To describe the frequency and prognosis of SM treated with IVT. Material and Methods: Prospective analysis of all patients evaluated in a Chilean private clinic between December 2004 and July 2015 with a suspected acute ischemic stroke (AIS). We calculated the number of SM that were treated with IVT. In these patients, we analyzed the presence of symptomatic cerebral hemorrhage defined as the presence of a neurological deterioration of four points or more on the National Institute of Health Stroke Scale, the presence of extracranial bleeding according to Global Utilization of Streptokinase and t-PA for Occluded Coronary Arteries criteria and the patient’s functional status at three months by modified Rankin scale (MRS). Results: We evaluated 1,417 patients with suspected AIS, of which 240 (16.9%) were finally diagnosed as SM. A total of 197 patients were treated with IVT, of these 10 (5%) corresponded to SM. All SM patients treated with thrombolytic drugs were functionally independent at 3 months and showed no bleeding complications. Conclusions: Occasionally SM patients were treated with IVT. This treatment was not associated with bleeding complications and the prognosis of these patients at three months was favorable.
- Published
- 2016
6. La situación demográfica del Perú
- Author
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Gonzáles Díaz, Violeta
- Abstract
While, in what participants to this conference Population, may concern, this is only a partial approach called population problem, it will also be a basic condition scientific knowledge of the population of Peru, within the context clearly population. Thus any set of measures to influence the behavior of demographic variables, fertility, mortality, migration, should from this knowledge. Who attended the meetings of Population in Tarma, made in June, have had the opportunity to hear that Peruvian demographers have been criticized by professionals from other disciplines, not having given population issues its true dimension, and perhaps not been sufficiently influential to an awareness of population issues. Si bien, dentro de lo que a los participantes a estas Jornadas de Población, pueda interesar, este es sólo un enfoque parcial del llamado problema de la población, resulta también ser condición básica el conocimiento científico de la población del Perú, dentro del contexto netamente demográfico. Es así que cualquier conjunto de medidas tendientes a influir sobre el comportamiento de las variables demográficas, la fecundidad, la mortalidad, la migración, deberá partir de este conocimiento. Quienes concurrieron a las reuniones de Población en Tarma, realizadas en junio pasado, han tenido la oportunidad de escuchar que los demógrafos peruanos hemos sido objeto de críticas por parte de profesionales de otras disciplinas, por no haber dado a las cuestiones demográficas su verdadera dimensión, y por no haber sido tal vez lo suficientemente influyentes para una toma de conciencia de los problemas de Población.
- Published
- 2015
7. La Fecundidad actual. La Anticoncepción y el aborto en el Perú
- Author
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Gonzáles Díaz, Violeta
- Abstract
The current level of fertility in Peru remain high. Such a conclusion has been reached, the National Statistics Institute. Organism has a group dedicated to demographic analysis and population studies in his address Demography, attached to the Directorate General Census, Demographic Surveys and demographers. El nivel actual de la fecundidad en el Perú siguen siendo muy alto. A tal conclusión ha llegado, el Instituto Nacional de Estadística. Organismo que cuenta con un grupo de demógrafos dedicados al análisis demográfico y los estudios de Población en su Dirección de Demografía, adscrita a la Dirección General de Censos, Encuestas y Demografía.
- Published
- 2015
8. Mortalidad por enfermedad de Parkinson en población chilena: una condición subvalorada
- Author
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Chaná-Cuevas, Pedro, Díaz, Violeta, and Juri, Carlos
- Published
- 2014
9. Figuras de mujer en la obra de Pierre Loti
- Author
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García Díaz, Violeta
- Abstract
La autora aborda en este libro la enorme complejidad que encierra el proceso de creación de las figuras femeninas en la obra de ficción de Pierre Loti. En este sentido constituye una aportación novedosa, pues nunca antes se había estudiado a este autor desde esta perspectiva.El trabajo desvela como, en el proceso creativo, la imaginación personal del escritor se ve fuertemente condicionada por sus propias experiencias vitales, pero también, y no con menos fuerza, por la percepción social de lo femenino de una época, el fin de siglo decadente, en la que se acuñan todas las contradicciones que van a conformar la modernidad y que hace oscilar la imaginación entre la imagen angelical de la mujer prerrafaelita y la seductora y fatal Salomé. Imagen dual y complementaria que en un proceso de reelaboración constante de mitos y arquetipos recoge también la ambivalencia fraguada a través de los siglos en el imaginario colectivo en torno a la mujer.
- Published
- 2005
10. Prognostic value of lung ultrasound in chronic stable ambulatory heart failure patients.
- Author
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Domingo M, Conangla L, Lupón J, de Antonio M, Moliner P, Santiago-Vacas E, Codina P, Zamora E, Cediel G, González B, Díaz V, Rivas C, Velayos P, Santesmases J, Pulido A, Crespo E, and Bayés-Genís A
- Subjects
- Aged, Aged, 80 and over, Biomarkers, Female, Hospitalization, Humans, Lung diagnostic imaging, Male, Middle Aged, Peptide Fragments, Prognosis, Ultrasonography, Heart Failure diagnostic imaging, Natriuretic Peptide, Brain
- Abstract
Introduction and Objectives: The role of lung ultrasound (LUS) in acute heart failure (HF) has been widely studied, but little is known about its usefulness in chronic HF. This study assessed the prognostic value of LUS in a cohort of chronic HF stable ambulatory patients., Methods: We included consecutive outpatients who attended a scheduled follow-up visit in a HF clinic. LUS was performed in situ. The operators were blinded to clinical data and examined 8 thoracic areas. The sum of B-lines across all lung zones and the quartiles of this addition were used for the analyses. Linear regression and Cox regression analyses were performed. The main clinical outcomes were a composite of all-cause death or hospitalization for HF and mortality from any cause., Results: A total of 577 individuals were included (72% men; 69± 12 years). The mean number of B-lines was 5±6. During a mean follow-up of 31±7 months, 157 patients experienced the main clinical outcome and 111 died. Having ≥ 8 B-lines (Q4) doubled the risk of experiencing the composite primary event (P <.001) and increased the risk of death from any cause by 2.6-fold (P <.001). On multivariate analysis, the total sum of B-lines remained independent predictive factor of the composite endpoint (HR, 1.04; 95%CI, 1.02-1.06; P=.002) and of all-cause death (HR, 1.04; 95%CI, 1.02-1.07; P=.001), independently of whether or not N-terminal pro-B-type natriuretic peptide (NT-proBNP) was included in the model (P=.01 and P=.008, respectively), with a 3% to 4% increased risk for each 1-line addition., Conclusions: LUS identified patients with stable chronic HF at high risk of death or HF hospitalization., (Copyright © 2020 Sociedad Española de Cardiología. Published by Elsevier España, S.L.U. All rights reserved.)
- Published
- 2021
- Full Text
- View/download PDF
11. [Thrombolysis in stroke mimics: Experience in 10 cases].
- Author
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Brunser AM, Hoppe A, Muñoz P, Lavados PM, Illanes S, Díaz V, and Olavarría VV
- Subjects
- Administration, Intravenous, Adult, Aged, Aged, 80 and over, Brain Ischemia complications, Female, Hemorrhage etiology, Humans, Male, Middle Aged, Prognosis, Prospective Studies, Stroke complications, Tertiary Care Centers, Thrombolytic Therapy, Time Factors, Time-to-Treatment, Brain Ischemia drug therapy, Fibrinolytic Agents administration & dosage, Stroke drug therapy
- Abstract
Background: The effectiveness of intravenous thrombolysis (IVT) in cerebral ischemia is time dependent. Stroke mimics (SM) are frequent in emergency rooms. The effort to reduce door to needle time, can lead to administer thrombolytics to SM., Aim: To describe the frequency and prognosis of SM treated with IVT., Material and Methods: Prospective analysis of all patients evaluated in a Chilean private clinic between December 2004 and July 2015 with a suspected acute ischemic stroke (AIS). We calculated the number of SM that were treated with IVT. In these patients, we analyzed the presence of symptomatic cerebral hemorrhage defined as the presence of a neurological deterioration of four points or more on the National Institute of Health Stroke Scale, the presence of extracranial bleeding according to Global Utilization of Streptokinase and t-PA for Occluded Coronary Arteries criteria and the patient's functional status at three months by modified Rankin scale (MRS)., Results: We evaluated 1,417 patients with suspected AIS, of which 240 (16.9%) were finally diagnosed as SM. A total of 197 patients were treated with IVT, of these 10 (5%) corresponded to SM. All SM patients treated with thrombolytic drugs were functionally independent at 3 months and showed no bleeding complications., Conclusions: Occasionally SM patients were treated with IVT. This treatment was not associated with bleeding complications and the prognosis of these patients at three months was favorable.
- Published
- 2016
- Full Text
- View/download PDF
12. [Parkinson disease mortality rates in Chile: an under-reported condition].
- Author
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Chaná-Cuevas P, Díaz V, and Juri C
- Subjects
- Aged, Aged, 80 and over, Chile epidemiology, Death Certificates, Female, Humans, Male, Middle Aged, Sex Distribution, Parkinson Disease mortality
- Published
- 2014
- Full Text
- View/download PDF
13. [Thrombolysis for stroke in a 93-year-old female: report of a case].
- Author
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Reccius A, Illanes S, Jaramillo A, Manterola JL, and Díaz V
- Subjects
- Acute Disease, Aged, 80 and over, Female, Humans, Injections, Intravenous, Radiography, Stroke diagnostic imaging, Treatment Outcome, Fibrinolytic Agents therapeutic use, Stroke drug therapy, Thrombolytic Therapy, Tissue Plasminogen Activator therapeutic use
- Abstract
Most studies evaluating the usefulness of intravenous thrombolysis for acute stroke have excluded subjects aged over 80 years. Therefore there is no evidence to support or contraindícate this therapy in this age group. We report a 93 year-old female subjected to intravenous thrombolysis using tissue plasminogen activator (r-tPA), according to the National Institute of Neurological Disorders protocol. The treatment was successful, there were no hemorrhagic complications and three months later, the patient was practically without any disability. Therefore age is not an absolute contraindication for intravenous thrombolysis in elderly subjects.
- Published
- 2008
- Full Text
- View/download PDF
14. [Geriatric assessment in the primary care].
- Author
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Díaz V, Díaz I, Rojas G, and Novogrodsky D
- Subjects
- Aged, Aged, 80 and over, Cross-Sectional Studies, Female, Frail Elderly, Health Services for the Aged, Humans, Male, Middle Aged, Activities of Daily Living, Geriatric Assessment, Primary Health Care
- Abstract
Background: A good medical care program for the elderly requires a thorough assessment of the functional capacity and limitations of the consulting patients., Aim: To perform a geriatric assessment to elderly subjects consulting in a public outpatient clinic., Patients and Methods: A cross sectional assessment of subjects over 60 years old, beneficiaries of the public health care system and consulting in 4 outpatient clinics of a poor community of Metropolitan Santiago. Evaluation included a complete medical history, the Katz score for activities of daily living (ADL), Lawton score for instrumental activities for daily living (IADL) and Folstein Mini Mental state examination., Results: During the study period 1,023 subjects, 73% female, aged 74 +/- 7 years, were assessed. Thirteen percent were illiterate, 78% elementary school, 8% had high school and 0.2% university education. Eighty eight percent lived with relatives, 79% did not participate in community groups and 7% smoked. The most common chronic disease detected was high blood pressure in 61%, followed by obesity in 32%, osteoarthritis in 22%, diabetes mellitus in 17%, depression in 11%, cardiac diseases in 8%, hypothyroidism in 3% and epilepsy in 1%. ADL score showed partial dependency in 11% and total dependency in 2%. IADL score showed partial dependency in 41% and total dependency in 4%. Mini Mental score was abnormal in 31% of subjects., Conclusions: High blood pressure, osteoarthritis, depression and cognitive impairment are the most common health problems in this sample of elderly subjects. ADL score showed a low rate of dependency.
- Published
- 2003
15. [Dementia caused by vitamin B12 deficiency. Clinical case].
- Author
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Behrens MI, Díaz V, Vásquez C, and Donoso A
- Subjects
- Cognition Disorders drug therapy, Dementia drug therapy, Humans, Male, Middle Aged, Vitamin B 12 therapeutic use, Cognition Disorders etiology, Dementia etiology, Vitamin B 12 Deficiency complications
- Abstract
Cyanocobalamin (vitamin B12) deficiency can cause polyneuropathy, myelopathy, blindness, confusion, psychosis and dementia. Nonetheless, its deficiency as the sole cause of dementia is infrequent. We report a 59 years old man with a 6 months history of progressive loss of memory, disorientation, apathy, paranoid delusions, gait difficulties with falls, and urinary incontinence. He had suffered a similar episode 3 years before, with a complete remission. On examination there was frontal type dementia with Korsakoff syndrome, a decrease in propioception and ataxic gait. Cerebrospinal fluid examination showed a protein of 0.42 g/L. Brain computed tomography showed sequelae of a frontal left trauma. Brain single photon computed tomography (SPECT) was normal. Complete blood count showed a macrocytic anemia with a hematocrit 29% and a mean corpuscular volume of 117 micron3. Plasma vitamin B12 levels were undetectable, erythrocyte folate levels were 3.9 ng/ml and plasma folate was normal. The myelogram showed megaloblastosis and the gastric biopsy showed atrophic gastritis. Treatment with parenteral B12 vitamin and folic acid reverted the symptoms, with normalization of the neuropsychological tests and reintegration to work.
- Published
- 2003
16. [Disulfiram neuropathy. Report of 3 cases].
- Author
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Bevilacqua JA, Díaz M, Díaz V, Silva C, and Fruns M
- Subjects
- Adult, Alcoholism drug therapy, Humans, Male, Middle Aged, Alcohol Deterrents adverse effects, Disulfiram adverse effects, Peripheral Nervous System Diseases chemically induced
- Abstract
Disulfiram is widely used for aversive treatment of alcoholism. Although it is well tolerated in most patients, one in 15,000 patients will develop peripheral neuropathy every year, which is frequently misdiagnosed as alcoholic neuropathy. Disulfiram neuropathy can be mild or severe, depending on diverse factors such as time of exposure and the dosage. Most patients will present with a motor-sensory neuropathy of the lower limbs, which tends to improve as disulfiram administration ceases, however some cases may remain with permanent sequelae. We report the clinical, laboratory and electrophysiological features of three patients who developed disulfiram neuropathy during treatment of alcoholism. Recovery was incomplete at 8 weeks after treatment cessation in all of them. No other findings justified the clinical features described in these patients. Considering the incidence of alcoholism and the wide use of disulfiram treatment in Chile, we suggest that disulfiram neuropathy is being underdiagnosed. We also stress the fact that disulfiram neuropathy could be avoided by using lower doses.
- Published
- 2002
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